Thetables below are intended to be a general guide for wire size and amp Mostof our UK, US and international buyers find it difficult when confronted with AWG sizing or mm. This tool helps in calculating the nominal equivalent values of wire sizes, such as American Wire Gauge [AWG], Square Millimeter Area [mm2], Circular Mil Area [CMA], and more. Simply enter the known measurement or value and all of the Amazonin: Buy Heavy Duty PVC Extension Board (2 in 1 15A &54) Socket and Switch (9 Meters Wire) online at low price in India on Amazon.in. Check out Heavy Duty PVC Extension Board (2 in 1 15A &54) Socket and Switch (9 Meters Wire) reviews, ratings, features, specifications and more at Amazon.in Conductorsize (wire size) Free space within the box for each conductor: No. 14: 2 cubic inches: No. 12: 2.25 cubic inches: No. 10 : 10 electrical receptacles to be wired on a 15-Amp (#14 copper) wire circuit, and the Electrical Code [NEC] allows; 13 receptacles on a 20-amp (#12 copper) wire circuit. Thefollowing American Wire Gauge (AWG) calculator will calculate the diameter in mm, inches, cross sectional area in mm2, inches2 and kcmil or MCM, resistance per 1000 feet and per 1000 meters and the current Theminimal wire gauges for a 40 Amp circuit breaker are 8 AWG copper or 6 AWG aluminum. This is based on the allowable ampacity of these particular cable sizes: the ampacity of the 8 AWG copper wire is 50 amps at 75°C, and the ampacity of the 6 AWG aluminum wire is 50 amps at 75°C. 6 AWG copper wire with an ampacity of 65 amps at Commonsizes include 16-, 14-, 12-, 10-, 8-, 6-, and 2-gauge wire. The size of the wire dictates how much current can safely pass through the wire. Electrical current is measured in amps, and each wire Theminimum wire size for those 15-amp circuits is 14-gauge. Resistive Heating. Resistance in electrical conductors produces heat when electricity is flowing, and the amount of heat varies inversely with the cross-sectional area of the conductor. 14-gauge wire has a smaller cross-sectional area than 12-gauge and would overheat on a circuit Olex100m x 1mm White Electrical Building Cable Wire (0) $65. Add to Cart. Compare. Olex 1mm White Single Core Electrical Cable - Per Metre (0) $1.26. per metre. Narva 5m 255 Amp Battery And Starter Cable (0) $142. Add to Cart. Compare. Special Order. Narva 7m 140 Amp Battery And Starter Cable (0) $92.24. TheWire Size Calculator below will calculate the proper wire size for a circuit based on circuit amps, preferred (or available) wire insulation, conductor type and installation specifications. For more Source: NFPA 70, National Electrical Code Table 310.15(B)(16-17) For ambient temperatures other than 78°F - 86°F, m0ksZ5.